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qgraphicsgridlayoutengine.cpp

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1/****************************************************************************-
2**-
3** Copyright (C) 2016 The Qt Company Ltd.-
4** Contact: https://www.qt.io/licensing/-
5**-
6** This file is part of the QtWidgets module of the Qt Toolkit.-
7**-
8** $QT_BEGIN_LICENSE:LGPL$-
9** Commercial License Usage-
10** Licensees holding valid commercial Qt licenses may use this file in-
11** accordance with the commercial license agreement provided with the-
12** Software or, alternatively, in accordance with the terms contained in-
13** a written agreement between you and The Qt Company. For licensing terms-
14** and conditions see https://www.qt.io/terms-conditions. For further-
15** information use the contact form at https://www.qt.io/contact-us.-
16**-
17** GNU Lesser General Public License Usage-
18** Alternatively, this file may be used under the terms of the GNU Lesser-
19** General Public License version 3 as published by the Free Software-
20** Foundation and appearing in the file LICENSE.LGPL3 included in the-
21** packaging of this file. Please review the following information to-
22** ensure the GNU Lesser General Public License version 3 requirements-
23** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.-
24**-
25** GNU General Public License Usage-
26** Alternatively, this file may be used under the terms of the GNU-
27** General Public License version 2.0 or (at your option) the GNU General-
28** Public license version 3 or any later version approved by the KDE Free-
29** Qt Foundation. The licenses are as published by the Free Software-
30** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3-
31** included in the packaging of this file. Please review the following-
32** information to ensure the GNU General Public License requirements will-
33** be met: https://www.gnu.org/licenses/gpl-2.0.html and-
34** https://www.gnu.org/licenses/gpl-3.0.html.-
35**-
36** $QT_END_LICENSE$-
37**-
38****************************************************************************/-
39-
40#include "qgraphicsgridlayoutengine_p.h"-
41-
42#ifndef QT_NO_GRAPHICSVIEW-
43-
44#include "qgraphicslayoutitem_p.h"-
45#include "qgraphicslayout_p.h"-
46#include "qgraphicswidget.h"-
47#include <private/qgraphicswidget_p.h>-
48-
49QT_BEGIN_NAMESPACE-
50-
51bool QGraphicsGridLayoutEngineItem::isHidden() const-
52{-
53 if (QGraphicsItem *item = q_layoutItem->graphicsItem())
QGraphicsItem ...graphicsItem()Description
TRUEnever evaluated
FALSEnever evaluated
0
54 return QGraphicsItemPrivate::get(item)->explicitlyHidden;
never executed: return QGraphicsItemPrivate::get(item)->explicitlyHidden;
0
55 return false;
never executed: return false;
0
56}-
57-
58/*!-
59 \internal-
60-
61 If this returns true, the layout will arrange just as if the item was never added to the layout.-
62 (Note that this shouldn't lead to a "double spacing" where the item was hidden)-
63 ### Qt6: Move to QGraphicsLayoutItem and make virtual-
64*/-
65bool QGraphicsGridLayoutEngineItem::isIgnored() const-
66{-
67 return isHidden() && !q_layoutItem->sizePolicy().retainSizeWhenHidden();
never executed: return isHidden() && !q_layoutItem->sizePolicy().retainSizeWhenHidden();
0
68}-
69-
70/*-
71 returns \c true if the size policy returns \c true for either hasHeightForWidth()-
72 or hasWidthForHeight()-
73 */-
74bool QGraphicsGridLayoutEngineItem::hasDynamicConstraint() const-
75{-
76 return QGraphicsLayoutItemPrivate::get(q_layoutItem)->hasHeightForWidth()
never executed: return QGraphicsLayoutItemPrivate::get(q_layoutItem)->hasHeightForWidth() || QGraphicsLayoutItemPrivate::get(q_layoutItem)->hasWidthForHeight();
0
77 || QGraphicsLayoutItemPrivate::get(q_layoutItem)->hasWidthForHeight();
never executed: return QGraphicsLayoutItemPrivate::get(q_layoutItem)->hasHeightForWidth() || QGraphicsLayoutItemPrivate::get(q_layoutItem)->hasWidthForHeight();
0
78}-
79-
80Qt::Orientation QGraphicsGridLayoutEngineItem::dynamicConstraintOrientation() const-
81{-
82 if (QGraphicsLayoutItemPrivate::get(q_layoutItem)->hasHeightForWidth())
QGraphicsLayou...ightForWidth()Description
TRUEnever evaluated
FALSEnever evaluated
0
83 return Qt::Vertical;
never executed: return Qt::Vertical;
0
84 else //if (QGraphicsLayoutItemPrivate::get(q_layoutItem)->hasWidthForHeight())-
85 return Qt::Horizontal;
never executed: return Qt::Horizontal;
0
86}-
87-
88-
89void QGraphicsGridLayoutEngine::setAlignment(QGraphicsLayoutItem *graphicsLayoutItem, Qt::Alignment alignment)-
90{-
91 if (QGraphicsGridLayoutEngineItem *gridEngineItem = findLayoutItem(graphicsLayoutItem)) {
QGraphicsGridL...icsLayoutItem)Description
TRUEnever evaluated
FALSEnever evaluated
0
92 gridEngineItem->setAlignment(alignment);-
93 invalidate();-
94 }
never executed: end of block
0
95}
never executed: end of block
0
96-
97Qt::Alignment QGraphicsGridLayoutEngine::alignment(QGraphicsLayoutItem *graphicsLayoutItem) const-
98{-
99 if (QGraphicsGridLayoutEngineItem *gridEngineItem = findLayoutItem(graphicsLayoutItem))
QGraphicsGridL...icsLayoutItem)Description
TRUEnever evaluated
FALSEnever evaluated
0
100 return gridEngineItem->alignment();
never executed: return gridEngineItem->alignment();
0
101 return 0;
never executed: return 0;
0
102}-
103-
104-
105void QGraphicsGridLayoutEngine::setStretchFactor(QGraphicsLayoutItem *layoutItem, int stretch,-
106 Qt::Orientation orientation)-
107{-
108 Q_ASSERT(stretch >= 0);-
109-
110 if (QGraphicsGridLayoutEngineItem *item = findLayoutItem(layoutItem))
QGraphicsGridL...em(layoutItem)Description
TRUEnever evaluated
FALSEnever evaluated
0
111 item->setStretchFactor(stretch, orientation);
never executed: item->setStretchFactor(stretch, orientation);
0
112}
never executed: end of block
0
113-
114int QGraphicsGridLayoutEngine::stretchFactor(QGraphicsLayoutItem *layoutItem, Qt::Orientation orientation) const-
115{-
116 if (QGraphicsGridLayoutEngineItem *item = findLayoutItem(layoutItem))
QGraphicsGridL...em(layoutItem)Description
TRUEnever evaluated
FALSEnever evaluated
0
117 return item->stretchFactor(orientation);
never executed: return item->stretchFactor(orientation);
0
118 return 0;
never executed: return 0;
0
119}-
120-
121-
122QT_END_NAMESPACE-
123-
124#endif // QT_NO_GRAPHICSVIEW-
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